921264094 has 4 divisors (see below), whose sum is σ = 1381896144. Its totient is φ = 460632046.

The previous prime is 921264089. The next prime is 921264139. The reversal of 921264094 is 490462129.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 490462129 = 31 ⋅15821359.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230316022 + ... + 230316025.

It is an arithmetic number, because the mean of its divisors is an integer number (345474036).

Almost surely, 2^921264094 is an apocalyptic number.

921264094 is a deficient number, since it is larger than the sum of its proper divisors (460632050).

921264094 is a wasteful number, since it uses less digits than its factorization.

921264094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460632049.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 921264094 is about 30352.3325957001. The cubic root of 921264094 is about 973.0340729716.

The spelling of 921264094 in words is "nine hundred twenty-one million, two hundred sixty-four thousand, ninety-four".